public virtual async Task ProcessTransactionAsync(string transactionHash, BlockWithTransactionHashes block)
{
var transactionSource = await GetTransaction(transactionHash).ConfigureAwait(false);
var transactionReceipt = await GetTransactionReceipt(transactionHash).ConfigureAwait(false);
if (_contractCreationTransactionProcessor.IsTransactionForContractCreation(transactionSource, transactionReceipt))
{
if (EnabledContractCreationProcessing)
{
await
_contractCreationTransactionProcessor.ProcessTransactionAsync(transactionSource, transactionReceipt,
block.Timestamp).ConfigureAwait(false);
}
}
else
{
if (await _contractTransactionProcessor.IsTransactionForContractAsync(transactionSource))
{
if (EnabledContractProcessing)
{
await
_contractTransactionProcessor.ProcessTransactionAsync(transactionSource, transactionReceipt,
block.Timestamp).ConfigureAwait(false);
}
}
else if (EnabledValueProcessing)
{
await
_valueTransactionProcessor.ProcessTransactionAsync(transactionSource, transactionReceipt,
block.Timestamp).ConfigureAwait(false);
}
}
}
public BlockInformation(BlockWithTransactionHashes block)
{
BlockId = block.BlockHash;
Height = (ulong)block.Number.Value;
Timestamp = DateTimeOffset.FromUnixTimeSeconds((long)block.Timestamp.Value);
IsEmpty = block.TransactionHashes.Length == 0;
}
protected void InsertBlock(BlockWithTransactionHashes block)
{
try
{
var isblock = blockRepository.Get(x => x.BlockNumber == (int)block.Number.Value).FirstOrDefault();
if (isblock != null) //block has already in DB
{
return;
}
var _nodeBlock = new NodeBlock()
{
BlockNumber = (int)block.Number.Value,
BlockTime = new Helpers().UnixTimeStampToDateTime((double)block.Timestamp.Value),
BlockHash = block.BlockHash,
ParentHash = block.ParentHash,
TransactionCount = block.TransactionHashes.Length,
Nonce = block.Nonce,
};
blockRepository.Add(_nodeBlock);
repositoryBase.Commit();
}
catch (Exception e)
{
new Helpers().AddLog(LogType.Failure, $"Block-{block.Number.Value} DB Write Error => " + e.InnerException);
}
}
public async Task UpsertBlockAsync(BlockWithTransactionHashes block)
{
var blockEntity = MapBlock(block, new Block());
//await blockEntity.InsertOrReplaceAsync().ConfigureAwait(false);
await InsertOrUpdate(blockEntity);
}
protected async Task ProcessTransactions(BlockWithTransactionHashes block)
{
foreach (var txnHash in block.TransactionHashes)
{
await TransactionProcessor.ProcessTransactionAsync(txnHash, block).ConfigureAwait(false);
}
}
public void BlockWithTransactionHashes_TransactionCount_Returns_Length_Of_Hashes()
{
var blockWithTransactionHashes = new BlockWithTransactionHashes
{
TransactionHashes = new[] { "0xc185cc7b9f7862255b82fd41be561fdc94d030567d0b41292008095bf31c39b9" }
};
Assert.Equal(blockWithTransactionHashes.TransactionHashes.Length, blockWithTransactionHashes.TransactionCount());
}
protected async Task ProcessTransactions(BlockWithTransactionHashes block)
{
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
foreach (var txnHash in block.TransactionHashes)
{
await TransactionProcessor.ProcessTransactionAsync(txnHash, block).ConfigureAwait(false);
}
stopwatch.Stop();
System.Console.WriteLine("Total Transaction : " + block.TransactionHashes.Length);
System.Console.WriteLine("Blok içindeki transaction bilgilerini alma : " + stopwatch.Elapsed.TotalSeconds);
await _transactionRepository.AddTransactions();
}
public Block MapBlock(BlockWithTransactionHashes blockSource, Block blockOutput)
{
blockOutput.SetBlockNumber(blockSource.Number);
blockOutput.SetDifficulty(blockSource.Difficulty);
blockOutput.SetGasLimit(blockSource.GasLimit);
blockOutput.SetGasUsed(blockSource.GasUsed);
blockOutput.SetSize(blockSource.Size);
blockOutput.SetTimeStamp(blockSource.Timestamp);
blockOutput.SetTotalDifficulty(blockSource.TotalDifficulty);
blockOutput.ExtraData = blockSource.ExtraData ?? string.Empty;
blockOutput.Hash = blockSource.BlockHash ?? string.Empty;
blockOutput.ParentHash = blockSource.ParentHash ?? string.Empty;
blockOutput.Miner = blockOutput.Miner ?? string.Empty;
blockOutput.Nonce = blockOutput.Nonce ?? string.Empty;
blockOutput.TransactionCount = blockSource.TransactionHashes.Length;
return(blockOutput);
}
/// <summary>
/// 检查 ETH 确认次数
/// </summary>
/// <param name="num"></param>
/// <param name="ethTransRspList"></param>
/// <param name="index"></param>
/// <param name="web3"></param>
/// <returns></returns>
private static void CheckEthConfirm(List <TransactionInfo> ethTransRspList, ulong index, Web3Geth web3)
{
foreach (var ethTran in ethTransRspList)
{
if (index > ethTran.height)
{
BlockWithTransactionHashes hashes = web3.Eth.Blocks.GetBlockWithTransactionsHashesByNumber.SendRequestAsync(new HexBigInteger(ethTran.height)).Result;
//如果原区块中还包含该交易，则确认数 = 当前区块高度 - 交易所在区块高度 + 1，不包含该交易，确认数统一记为 0
if (hashes.TransactionHashes.Length > 0 && hashes.TransactionHashes.Contains(ethTran.txid))
{
ethTran.confirmCount = (uint)(index - ethTran.height + 1);
}
else
{
ethTran.confirmCount = 0;
}
}
}
}
public async Task UpsertAsync()
{
var source = new BlockWithTransactionHashes
{
Number = new HexBigInteger(DateTime.Now.Ticks),
Difficulty = new HexBigInteger("2"),
GasLimit = new HexBigInteger("4712388"),
GasUsed = new HexBigInteger("1886574"),
Size = new HexBigInteger("608"),
Timestamp = Utils.CreateBlockTimestamp(),
TotalDifficulty = new HexBigInteger("2027"),
ExtraData = "0xd983010802846765746887676f312e392e328777696e646f7773000000000000823caa2ecfd32e52827d5fc58e9a6c203c5599e730d0d47c1b10f60ddcff40cb65ef4906023e2e0d32b3814345cce246d3ee56eae47afdb51308b40653940fce01",
BlockHash = "0x337cd6feedafac6abba40eff40fb1957e08985180f5a03016924ef72fc7b04b9",
ParentHash = "0x60dd93c2acf312d9379613249d0cdf822a878018ec2d6ecca1e40b9c3ec9cc25",
Miner = "0xe6de16a66e5cd7270cc36a851818bc092884fe64",
Nonce = "4",
TransactionHashes = new [] { "0xcb00b69d2594a3583309f332ada97d0df48bae00170e36a4f7bbdad7783fc7e5" }
};
await _repo.UpsertBlockAsync(source);
var storedBlock = await _repo.FindByBlockNumberAsync(source.Number);
Assert.NotNull(storedBlock);
Assert.Equal(source.Number.Value.ToString(), storedBlock.BlockNumber);
Assert.Equal(source.Difficulty.ToLong(), storedBlock.Difficulty);
Assert.Equal(source.GasLimit.ToLong(), storedBlock.GasLimit);
Assert.Equal(source.GasUsed.ToLong(), storedBlock.GasUsed);
Assert.Equal(source.Size.ToLong(), storedBlock.Size);
Assert.Equal(source.Timestamp.ToLong(), storedBlock.TimeStamp);
Assert.Equal(source.TotalDifficulty.ToLong(), storedBlock.TotalDifficulty);
Assert.Equal(source.ExtraData, storedBlock.ExtraData);
Assert.Equal(source.BlockHash, storedBlock.Hash);
Assert.Equal(source.ParentHash, storedBlock.ParentHash);
Assert.Equal(source.Miner, storedBlock.Miner);
Assert.Equal(new HexBigInteger(source.Nonce).ToLong(), storedBlock.Nonce);
Assert.Equal(source.TransactionHashes.Length, storedBlock.TransactionCount);
}
public virtual async Task ProcessTransactionAsync(BlockWithTransactionHashes block)
{
nodeBlock = blockRepository.Get(x => x.BlockNumber == block.Number.Value).FirstOrDefault();
if (nodeBlock?.NodeTransactions != null)
{
return;
}
nodeBlock.NodeTransactions = new List <NodeTransaction>();
foreach (var _hash in block.TransactionHashes)
{
await CheckandFillTransactionAsync(_hash, block.Timestamp.Value);
}
try
{
repositoryBase.Commit();
}
catch (Exception e)
{
new Helpers().AddLog(LogType.Failure, $"Block-{block.Number.Value} Transactions DB Write Error => " + e.InnerException);
}
}
private async Task <bool> ValidateBlockHash(string block_hash, string tx_hash)
{
BlockWithTransactionHashes block = await _web3geth_service.BlockchainManager.GetBlockWithTransactionsHashesByHash(block_hash);
return((block.TransactionHashes.Contains(tx_hash)) ? true : false);
}
public async Task <IReadOnlyList <TransactionReceipt> > GetTransactionReceiptsAsync(BlockWithTransactionHashes blockWithTransaction)
{
var getTransactionReceiptBatches = blockWithTransaction.TransactionHashes.Batch(_batchSize);
var result = new List <TransactionReceipt>();
var api = EthApi();
foreach (var transactionReceiptBatch in getTransactionReceiptBatches)
{
var dataFetchTasks = transactionReceiptBatch
.Select(x => api.Transactions.GetTransactionReceipt.SendRequestAsync(x))
.ToArray();
await Task.WhenAll(dataFetchTasks);
result.AddRange(dataFetchTasks.Select(x => x.Result));
}
return(result);
}
public BlockViewModel(BlockWithTransactionHashes block)
{
Initialise(block);
_transactionCount = block.TransactionHashes.Length;
}
public void GetBlocksWithTransactionHashes_Start()
{
// The test works as following:
// There are already 2 blocks. The method then gets called with
// a `from` value of 1, and while doing so `latestBlock` becomes
// 2 because another `updateStream` received a new block.
// This means that the old stream should consist of blocks 1 and 2,
// and for completeness we assume a new block number 3 comes afterwards.
// Setup.
var sched = new TestScheduler();
var poller = new Mock <IObservable <Unit> >();
var filterService = new Mock <IEthApiFilterService>();
var blockService = new Mock <IEthApiBlockService>();
var provider = new BlockStreamProvider(
poller.Object,
filterService.Object,
blockService.Object);
blockService
.Setup(x => x.GetBlockNumber.SendRequestAsync(null))
.Returns(Task.FromResult(new HexBigInteger(2)));
// Setup old blocks.
var oldBlock = new BlockWithTransactionHashes
{
BlockHash = "0x1",
Number = new HexBigInteger(1)
};
blockService
.Setup(x => x.GetBlockWithTransactionsHashesByNumber.SendRequestAsync(new HexBigInteger(new BigInteger(1)), null))
.Returns(Task.FromResult(oldBlock));
// Setup new blocks.
var newBlocks = new[]
{
new BlockWithTransactionHashes
{
BlockHash = "0x2",
Number = new HexBigInteger(2)
},
new BlockWithTransactionHashes
{
BlockHash = "0x3",
Number = new HexBigInteger(3)
}
};
var newBlockSource = sched.CreateHotObservable(
OnNext(100, newBlocks[0]),
OnNext(200, newBlocks[1]));
// Record incoming data.
var res = sched.Start(
() => provider.GetBlocksWithTransactionHashes(new BlockParameter(1), newBlockSource),
0,
50,
Disposed);
res.Messages.AssertEqual(
OnNext(50, oldBlock),
OnNext(100, newBlocks[0]),
OnNext(200, newBlocks[1]));
}
